Genuine Bissell round cartridge HEPA filter. Bissell replacement filter number 48G7.
This filter fits the Bissell 16N5 upright bagless vacuum series, including the:
Healthy Home vacuum models 16N5, 16N52, 16N53, 16N58, 16N5K and 16N5F.
PowerClean Multi Cylconic Bagless vacuum model 16N59, 16N54 and 16N5T.
Replacement Bissell Style 18 Airetight HEPA media post motor filter.